外研版（2024）七年级下册英语Unit 5 Amazing nature
基础知识分层训练（含解析）
一、根据句意及汉语、首字母或音标提示填空（每小题1.5分，共15分）
1. When I write stories, I can ________ / k spres/ my ideas in words.
2. Many students want to be a ________ /'sa nt st/ when they grow up.
3. The poor eating habits in the passage are ________ [ k m n] among young people.
4. My parents are always ________ /pra d/ of me.
5. After eating dinner, Bill often turns on the TV and listens to ________ (地方的) news.
6. She received a valuable gift (礼物) from her overseas friend.
7. The ________ (展览) will be opened as soon as everything is in order.
8. Your feet are b_______ than Leo’s. Your shoes are size 37. His are size 36.
9. The villagers continued searching for the missing boy after the sun rose a________ the horizon (地平线).
10. It is my mother’s birthday. I’m going to buy a scarf for her as a birthday p________.
二、用方框中所给单词的适当形式填空（每小题2分，共10分）
nature, nation, shine, sudden, loud
1. The crowd cheered_______when the band started playing.
2. The sun_______brightly on the lake, making it look like a mirror.
3. Two_______ scientists won the environmental protection award.
4. We must protect the _______ecosystem from pollution.
5. _______, dark clouds covered the sky, and it rained heavily.
三、用所给词的适当形式填空（每小题1.5分，共15分）
1. The waterfall ________ (lie) in the deep forest, so it is hard to find it without a guide.
2. Many people think Chinese is the ________ (hard) language in the world.
3. The sunset on the beach is ________ (beautiful) than I imagined.
4. The Amazon River is ________ (short) than the Nile River.
5. Their apartment is large, but ours is ________ (big).
6. Maybe we should choose a ________ (easy) task to begin with.
7. Today's temperature is ________ (hot) than yesterday's record.
8. Mr. Green arrives at the office________ (early) than his team members.
9. Lisa ran ________ (fast) than any other competitor in the marathon.
10. Taking the subway is the ________ (comfortable) way during rush hour.
四、单项选择（每小题2分，共10分）
( ) 1. The Amazon Rainforest is one of the ______ ecosystems in the world.
A. large B. larger C. largest D. the largest
( ) 2. Among all seasons, I like autumn ______.
A. good B. better C. best D. well
( ) 3. The wind blows ______, and the leaves dance in the air.
A. gentle B. gently C. strong D. strongly
( ) 4. The Great Wall is ______ than any other ancient wonder in China.
A. famous B. more famous C. most famous D. the most famous
( ) 5. There will be a(n) ______ about wild animals in the science museum.
A. competition B. exhibition C. introduction D. conclusion
五、根据汉语提示完成下列句子，每空一词（每小题2分，共10分）
1. 事实胜于雄辩。
______speak louder than ______.
2. 黄河是中国第二长河。
The Yellow River is______ ______ ______ river in China.
3. 这种植物在阳光下生长得很快。
This plant ______ ______ in the ______.
4. 我们的家乡以绿茶闻名。
Our hometown is ______ ______ green tea.
5. 他突然意识到保护自然的重要性。
He suddenly realized the ______ of ______ nature.
六、语法填空（每小题2分，共20分）
阅读短文，根据提示写出单词。
Are you looking for ways to spend Earth Day on 22 April Here 1______(be) some fun things you can do.
First, instead of taking a bus or car, walk more often. If your home is too far, ride a bike.
Second, spending time in nature is 2______easy and fun way to spend Earth Day! You can enjoy the great outdoor activities like having a beach day with your friends.
Third, pick up rubbish in the parks. Taking a moment to pick up any rubbish you see as you’re out is 3______(real) useful.
Fourth, you can sell used things. Some old things of yours can still be 4______(help) to other people. And if you have old clothes, old books, or other old things, why not give 5______ (they) to other people
Last, plant a tree. Planting a tree only needs a few 6______(minute), but it can be good for the environment (环境) for many years. Trees are important 7______they help fight pollution. Besides, they provide wildlife (野生动植物) 8______homes. See if there is a tree — planting activity and join in. Find the 9______(good) planting place to meet (满足) the trees’ needs, dig a hole to water the tree well to give it a good start.
Earth Day can be every day! Just do one small thing every day 10______(support) the environment. It doesn’t have to be something unusual. Small changes of yours will make a difference.
七、选词填空（每小题2分，共20分）
用方框中所给单词的适当形式补全短文。
produce, friend, plant, lose. turn, fit、study, strange, size
The Amazing Octopus
Among the many amazing animals in the world, few are as 1______and unusual as the octopus. There are around 300 different kinds of octopuses, and they come in all 2______. The smallest is only around 2.5 centimetres long, but some octopuses can grow up to more than five metres long. There was even an octopus over nine metres long!
The octopus’s body is very interesting. All octopuses have eight arms. Their brain is not just in their head, but also in their arms! This helps them to think about and do more than one thing at once. Octopuses can also 3______into small places because they do not have any bones! And did you know that octopuses have three hearts These hearts work with different parts of the body.
Octopuses can also do many amazing things. Most of them can change their colour and shape to look like 4______or other sea animals, and they can also make ink. They keep it inside a very small bag in their body. When they 5______ink, the ink makes it hard for other animals to see them. This helps the octopuses to get away fast. What’s more, when an octopus 6______aft arm, it can grow it back! 7______amazing animals like the octopus is important because we can learn a lot from them. But they also show us how wonderful nature is and why it is important to protect it!一、根据句意及汉语、首字母或音标提示填空（每小题1.5分，共15分）
1. express
音标/ k spres/对应“express”，意为“表达”，符合“用文字表达想法”的语境。
2. scientist
音标/'sa nt st/对应“scientist”，意为“科学家”，符合“学生长大后想成为...”的语境。
3. common
音标[ k m n]对应“common”，意为“常见的”，“不良饮食习惯在年轻人中常见”。
4. proud
音标/pra d/对应“proud”，“be proud of”为固定短语，意为“为...感到骄傲”。
5. local
“地方的”译为“local”，“local news”意为“本地新闻”。
6. gift
“礼物”译为“gift”，与后文“from her overseas friend”呼应。
7. exhibition
“展览”译为“exhibition”，“will be opened”提示用名词形式。
8. bigger
首字母“b”结合“than”可知用比较级“bigger”，表示“脚比Leo的大”。
9. above
首字母“a”结合“地平线”可知用“above”，意为“太阳升到地平线以上”。
10. present
首字母“p”结合“生日礼物”可知用“present”，与“gift”同义替换。
二、用方框中所给单词的适当形式填空（每小题2分，共10分）
1. loudly
修饰动词“cheered”用副词“loudly”，意为“大声欢呼”。
2. shines
主语“sun”为第三人称单数，一般现在时动词用“shines”，“阳光照耀湖面”。
3. national
修饰名词“scientists”用形容词“national”，意为“国家的科学家”。
4. natural
修饰名词“ecosystem”用形容词“natural”，“保护自然生态系统”。
5. Suddenly
修饰整个句子用副词“Suddenly”，首字母大写，意为“突然乌云密布”。
三、用所给词的适当形式填空（每小题1.5分，共15分）
1. lies
主语“waterfall”为第三人称单数，陈述客观事实用一般现在时“lies”，意为“瀑布位于深林”。
2. hardest
“in the world”提示最高级，“hard”的最高级为“hardest”，“汉语是最难的语言”。
3. more beautiful
“than”提示比较级，多音节形容词“beautiful”前加“more”。
4. shorter
“than”提示比较级，“short”的比较级为“shorter”，“亚马逊河比尼罗河短”。
5. bigger
“than”提示比较级，“big”的比较级为“bigger”，“我们的公寓更大”。
6. easier
“a”后接单数名词，结合语境用比较级“easier”，“选择更简单的任务”。
7. hotter
“than”提示比较级，“hot”的比较级为“hotter”，“今天更热”。
8. earlier
“than”提示比较级，“early”的比较级为“earlier”，“到达办公室更早”。
9. faster
“than”提示比较级，“fast”的比较级为“faster”，“跑得比其他选手更快”。
10. most comfortable
“the”后接最高级，“comfortable”的最高级为“most comfortable”，“最舒适的出行方式”。
四、单项选择（每小题2分，共10分）
1. C. largest
“one of the + 最高级 + 名词复数”为固定结构，最高级前已有“the”，选“largest”。
2. C. best
“Among all seasons”表示三者以上比较，用最高级“best”，“最喜欢秋天”。
3. B. gently
修饰动词“blows”用副词，根据“树叶跳舞”的语境选“gently”（轻柔地）。
4. B. more famous
“than”提示比较级，“famous”的比较级为“more famous”，“长城比其他古迹更著名”。
5. B. exhibition
根据“科学博物馆”和“野生动物”可知选“exhibition”（展览），其他选项不符合语境。
五、根据汉语提示完成下列句子（每小题2分，共10分）
1. Facts; words
“事实”复数用“Facts”，“雄辩”用“words”，固定谚语“事实胜于雄辩”。
2. the second longest
“第二长”用“the second longest”，最高级结构，“黄河是中国第二长河”。
3. grows quickly; sunlight
“生长”用“grows”，“快速”用“quickly”，“在阳光下”为“in the sunlight”。
4. famous for
“以...闻名”固定短语为“be famous for”，“家乡以绿茶闻名”。
5. importance; protecting
“重要性”用“importance”，“of”后接动名词“protecting”，“保护自然的重要性”。
六、语法填空（每小题2分，共20分）
1. are
“here be”句型，主语“some fun things”为复数，用“are”。
2. an
“easy”以元音音素开头，不定冠词用“an”，“一种简单有趣的方式”。
3. really
修饰形容词“useful”用副词“really”，“确实有用”。
4. helpful
“be helpful to”为固定短语，意为“对...有帮助”，用形容词“helpful”。
5. them
作动词“give”的宾语用宾格“them”，指代“old things”。
6. minutes
“a few”后接可数名词复数“minutes”，“几分钟”。
7. because
前后为因果关系，“树木重要因为帮助对抗污染”，用“because”引导原因状语从句。
8. with
“provide sb. with sth.”为固定结构，意为“为...提供...”，“为野生动植物提供家园”。
9. best
定冠词“the”后接最高级“best”，“最佳种植地点”。
10. to support
不定式作目的状语，“每天做小事来支持环境”，用“to support”。
七、选词填空（每小题2分，共20分）
1. strange
与“unusual”并列，用“strange”，描述章鱼“奇特又不寻常”。
2. sizes
“all sizes”意为“各种尺寸”，与后文“最小2.5厘米，最大超5米”呼应。
3. fit
“fit into small places”意为“挤进小地方”，因章鱼无骨头，用动词原形“fit”。
4. plants
与“sea animals”并列，用“plants”（植物），章鱼能变成植物或其他海洋动物的样子。
5. produce
“produce ink”意为“产生墨汁”，主语“they”为复数，用动词原形“produce”。
6. loses
“lose an arm”意为“失去一条手臂”，主语“octopus”为第三人称单数，用“loses”。
7. Studying
动名词作主语，“研究像章鱼这样的动物很重要”，用“Studying”。
